1 files changed, 55 insertions, 49 deletions
diff --git a/plugins/composer/composer.plugin.zsh b/plugins/composer/composer.plugin.zsh
index 218a13e5f..dd0b18e27 100644
--- a/plugins/composer/composer.plugin.zsh
+++ b/plugins/composer/composer.plugin.zsh
@@ -1,70 +1,76 @@
-# ------------------------------------------------------------------------------
-#          FILE:  composer.plugin.zsh
-#   DESCRIPTION:  oh-my-zsh composer plugin file.
-#        AUTHOR:  Daniel Gomes (me@danielcsgomes.com)
-#       VERSION:  1.0.0
-# ------------------------------------------------------------------------------
-
-# Composer basic command completion
-_composer_get_command_list () {
-    $_comp_command1 --no-ansi 2>/dev/null | sed "1,/Available commands/d" | awk '/^[ \t]*[a-z]+/ { print $1 }'
-}
-
-_composer_get_required_list () {
-    $_comp_command1 show -s --no-ansi 2>/dev/null | sed '1,/requires/d' | awk 'NF > 0 && !/^requires \(dev\)/{ print $1 }'
-}
-
-_composer () {
+## Basic Composer command completion
+# Since Zsh 5.7, an improved composer command completion is provided
+if ! is-at-least 5.7; then
+  _composer () {
     local curcontext="$curcontext" state line
     typeset -A opt_args
-    _arguments \
-        '*:: :->subcmds'
+    _arguments '*:: :->subcmds'
 
-    if (( CURRENT == 1 )) || ( ((CURRENT == 2)) && [ "$words[1]" = "global" ] ) ; then
-        compadd $(_composer_get_command_list)
+    if (( CURRENT == 1 )) || ( (( CURRENT == 2 )) && [[ "$words[1]" = "global" ]] ); then
+      # Command list
+      local -a subcmds
+      subcmds=("${(@f)"$($_comp_command1 --no-ansi 2>/dev/null | awk '
+        /Available commands/{ r=1 }
+        r == 1 && /^[ \t]*[a-z]+/{
+          gsub(/^[ \t]+/, "")
+          gsub(/  +/, ":")
+          print $0
+        }
+      ')"}")
+      _describe -t commands 'composer command' subcmds
     else
-        compadd $(_composer_get_required_list)
+      # Required list
+      compadd $($_comp_command1 show -s --no-ansi 2>/dev/null \
+        | sed '1,/requires/d' \
+        | awk 'NF > 0 && !/^requires \(dev\)/{ print $1 }')
     fi
-}
+  }
 
-compdef _composer composer
-compdef _composer composer.phar
+  compdef _composer composer
+  compdef _composer composer.phar
+fi
 
-# Aliases
+
+## Aliases
 alias c='composer'
-alias csu='composer self-update'
-alias cu='composer update'
-alias cr='composer require'
-alias crm='composer remove'
-alias ci='composer install'
 alias ccp='composer create-project'
-alias cdu='composer dump-autoload'
 alias cdo='composer dump-autoload -o'
-alias cgu='composer global update'
+alias cdu='composer dump-autoload'
+alias cget='curl -s https://getcomposer.org/installer | php'
 alias cgr='composer global require'
 alias cgrm='composer global remove'
+alias cgu='composer global update'
+alias ci='composer install'
 alias co='composer outdated'
 alias cod='composer outdated --direct'
+alias cr='composer require'
+alias crm='composer remove'
+alias cs='composer show'
+alias csu='composer self-update'
+alias cu='composer update'
+alias cuh='composer update --working-dir=$(composer config -g home)'
 
-# install composer in the current directory
-alias cget='curl -s https://getcomposer.org/installer | php'
 
-# Add Composer's global binaries to PATH, using Composer if available.
-if (( $+commands[composer] )); then
-    autoload -Uz _store_cache _retrieve_cache _cache_invalid
+## If Composer not found, try to add known directories to $PATH
+if (( ! $+commands[composer] )); then
+  [[ -d "$HOME/.composer/vendor/bin" ]] && export PATH="$PATH:$HOME/.composer/vendor/bin"
+  [[ -d "$HOME/.config/composer/vendor/bin" ]] && export PATH="$PATH:$HOME/.config/composer/vendor/bin"
 
-    _retrieve_cache composer
+  # If still not found, don't do the rest of the script
+  (( $+commands[composer] )) || return 0
+fi
 
-    if [[ -z $__composer_bin_dir ]]; then
-        __composer_bin_dir=$(composer global config bin-dir --absolute 2>/dev/null)
-        _store_cache composer __composer_bin_dir
-    fi
 
-    # Add Composer's global binaries to PATH
-    export PATH="$PATH:$__composer_bin_dir"
+## Add Composer's global binaries to PATH
+autoload -Uz _store_cache _retrieve_cache _cache_invalid
+_retrieve_cache composer
 
-    unset __composer_bin_dir
-else
-  [ -d $HOME/.composer/vendor/bin ] && export PATH=$PATH:$HOME/.composer/vendor/bin
-  [ -d $HOME/.config/composer/vendor/bin ] && export PATH=$PATH:$HOME/.config/composer/vendor/bin
+if [[ -z $__composer_bin_dir ]]; then
+  __composer_bin_dir=$(composer global config bin-dir --absolute 2>/dev/null)
+  _store_cache composer __composer_bin_dir
 fi
+
+# Add Composer's global binaries to PATH
+export PATH="$PATH:$__composer_bin_dir"
+
+unset __composer_bin_dir